71507567132 has 12 divisors (see below), whose sum is σ = 125156099880. Its totient is φ = 35748681456.

The previous prime is 71507567119. The next prime is 71507567137. The reversal of 71507567132 is 23176570517.

It is a super-2 number, since 2×71507567132² (a number of 23 digits) contains 22 as substring.

It is a hoax number, since the sum of its digits (44) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (71507567137) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1243907 + ... + 1300122.

It is an arithmetic number, because the mean of its divisors is an integer number (10429674990).

Almost surely, 2^71507567132 is an apocalyptic number.

It is an amenable number.

71507567132 is a deficient number, since it is larger than the sum of its proper divisors (53648532748).

71507567132 is a wasteful number, since it uses less digits than its factorization.

71507567132 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2551060 (or 2551058 counting only the distinct ones).

The product of its (nonzero) digits is 308700, while the sum is 44.

The spelling of 71507567132 in words is "seventy-one billion, five hundred seven million, five hundred sixty-seven thousand, one hundred thirty-two".